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Jacqueline Ellen Marie Henderson, better known as Jackie O, (born 31 January, 1975) is an Australian commercial radio host, actress and television presenter. She is best-known nationally for presenting The Hot Hits, the Hot 30 Countdown, Take 40 Australia and the Kyle and Jackie O Show on 2Day FM with... Read More

Jacqueline Ellen Marie Henderson, better known as Jackie O, (born 31 January, 1975) is an Australian commercial radio host, actress and television presenter. She is best-known nationally for presenting The Hot Hits, the Hot 30 Countdown, Take 40 Australia and the Kyle and Jackie O Show on 2Day FM with Kyle Sandilands and for hosting Australian Princess.

She has also hosted celebrity prank show Surprise Surprise Gotcha and appeared on the 2007 comedy series The Nation on the Nine Network. She also was the co-host of Big Brother Australia, alongside Kyle Sandilands, after the original host Gretel Killeen resigned from the series. See Less